EP2236467A4 - A method for drying sludge - Google Patents
A method for drying sludgeInfo
- Publication number
- EP2236467A4 EP2236467A4 EP08757530A EP08757530A EP2236467A4 EP 2236467 A4 EP2236467 A4 EP 2236467A4 EP 08757530 A EP08757530 A EP 08757530A EP 08757530 A EP08757530 A EP 08757530A EP 2236467 A4 EP2236467 A4 EP 2236467A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- drying sludge
- sludge
- drying
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/13—Treatment of sludge; Devices therefor by de-watering, drying or thickening by heating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B1/00—Preliminary treatment of solid materials or objects to facilitate drying, e.g. mixing or backmixing the materials to be dried with predominantly dry solids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B2200/00—Drying processes and machines for solid materials characterised by the specific requirements of the drying good
- F26B2200/18—Sludges, e.g. sewage, waste, industrial processes, cooling towers
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Treatment Of Sludge (AREA)
- Drying Of Solid Materials (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2008100260395A CN101224912B (en) | 2008-01-25 | 2008-01-25 | Method for drying sludge |
PCT/CN2008/071117 WO2009094868A1 (en) | 2008-01-25 | 2008-05-28 | A method for drying sludge |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2236467A1 EP2236467A1 (en) | 2010-10-06 |
EP2236467A4 true EP2236467A4 (en) | 2012-10-17 |
Family
ID=39857154
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP08757530A Withdrawn EP2236467A4 (en) | 2008-01-25 | 2008-05-28 | A method for drying sludge |
Country Status (7)
Country | Link |
---|---|
US (1) | US8387275B2 (en) |
EP (1) | EP2236467A4 (en) |
JP (1) | JP2011511703A (en) |
CN (1) | CN101224912B (en) |
AU (1) | AU2008349041B2 (en) |
CA (1) | CA2712822C (en) |
WO (1) | WO2009094868A1 (en) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7644512B1 (en) | 2006-01-18 | 2010-01-12 | Akrion, Inc. | Systems and methods for drying a rotating substrate |
CN101224912B (en) * | 2008-01-25 | 2011-03-23 | 广州普得环保设备有限公司 | Method for drying sludge |
CN201574114U (en) * | 2010-02-05 | 2010-09-08 | 广州普得环保设备有限公司 | Sludge air drying device |
CN102303944B (en) | 2011-08-22 | 2014-08-27 | 广州新致晟环保科技机械设备有限公司 | Method for re-treating dewatered sludge |
JP6178101B2 (en) * | 2013-03-22 | 2017-08-09 | 熊谷 和栄 | Solid fuel production method using high water content organic sludge |
JP6271274B2 (en) * | 2014-02-04 | 2018-01-31 | 株式会社大川原製作所 | Dry sludge moisture adjustment mechanism in sludge dryer |
CN105439415A (en) * | 2015-12-31 | 2016-03-30 | 天津壹新环保工程有限公司 | Novel sludge dewatering, anhydrating and incinerating treatment method and system |
CN107056012A (en) * | 2017-05-18 | 2017-08-18 | 中冶华天工程技术有限公司 | A kind of strand annealing process dries the method and system of pickling sludge |
CN108409092B (en) * | 2018-03-16 | 2020-01-31 | 华中科技大学 | Sludge low-temperature drying system based on multi-stage heat utilization |
CN109013655A (en) * | 2018-08-15 | 2018-12-18 | 安顺市智汇家装饰装潢有限公司 | A method of using Treatment of Sludge decoration garbage |
CN109231767A (en) * | 2018-10-15 | 2019-01-18 | 杭州诺曼生物技术有限公司 | Dry and wet sludge mixes the dehydration device that homogenizes |
CN110526550B (en) * | 2019-08-21 | 2022-05-03 | 北京首创污泥处置技术有限公司 | Deep dehydration medicament for solid-phase sludge |
CN110734211A (en) * | 2019-12-09 | 2020-01-31 | 中车环境科技有限公司 | method for quickly drying low-energy-consumption intermittent aeration sludge by utilizing biological heat energy |
CN113429106A (en) * | 2021-06-30 | 2021-09-24 | 荏原冷热系统(中国)有限公司 | Mud drying device and method |
CN114538722A (en) * | 2022-01-25 | 2022-05-27 | 湖南海澍环保科技有限公司 | In-situ passivator for sludge and process |
CN114702221B (en) * | 2022-04-07 | 2023-05-26 | 魏锡乔 | High-efficient processing apparatus of ground silt for municipal construction engineering |
CN115784556A (en) * | 2022-12-28 | 2023-03-14 | 广东广业投资集团有限公司 | Sludge drying method, sludge drying system and tunnel kiln production system |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB711096A (en) * | 1951-05-24 | 1954-06-23 | Comb Eng Superheater Inc | Improvements in or relating to apparatus for drying and incinerating sewage sludge and similar materials |
EP0473943A1 (en) * | 1990-09-07 | 1992-03-11 | Deutsche Babcock Anlagen Gmbh | Process and installation for the treatment of sludge for disposal |
US5435923A (en) * | 1992-03-20 | 1995-07-25 | Bio Gro Systems, Inc. | Method for the treatment of sewage sludge and the like |
DE19548494C1 (en) * | 1995-12-22 | 1997-07-10 | Klaus Dr Steier | Sludge drying process and assembly keeps mixture below 65 per cent dry matter |
AT412578B (en) * | 2001-10-12 | 2005-04-25 | Andritz Ag Maschf | Method for drying sewage sludge comprises feeding some hot dry sludge back into wet sludge, recirculated sludge being taken from zone with low dust content, while final product is extracted from zone with high dust content |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2491060A (en) * | 1946-03-12 | 1949-12-13 | French Oil Mill Machinery | Recovery and cleaning of condensable gases |
US2731731A (en) * | 1952-03-07 | 1956-01-24 | Cutter Lab | Method of drying heat sensitive biologically active substances |
US2702433A (en) * | 1954-06-14 | 1955-02-22 | Marvin D Cohen | Process for removing synthetic cleaning fluid from filter muck |
JPS50136969A (en) * | 1974-04-18 | 1975-10-30 | ||
JPS59142322A (en) * | 1983-02-03 | 1984-08-15 | Okawara Mfg Co Ltd | Method for burning sludge |
US4811494A (en) * | 1987-01-07 | 1989-03-14 | Frank Miller | Removal of water from carbonaceous solids by use of methyl formate |
JPS63296899A (en) * | 1987-05-29 | 1988-12-02 | Takuma Co Ltd | Method for conditioning moisture of sludge by incineration ash |
DE3915082C1 (en) * | 1989-05-09 | 1990-09-27 | Deutsche Babcock Anlagen Ag, 4200 Oberhausen, De | |
JP3160651B2 (en) * | 1991-10-14 | 2001-04-25 | 月島機械株式会社 | Drying method and apparatus for hydrous sludge |
US5220733A (en) * | 1991-11-14 | 1993-06-22 | 21St Century Design Inc. | Modular radiant plate drying apparatus |
JPH1028998A (en) * | 1996-07-12 | 1998-02-03 | Ishigaki:Kk | Method for granulating sludge cake |
TR200003765T2 (en) * | 1998-07-01 | 2001-05-21 | The Procter & Gamble Company | Process for separating water from the fibrous layer using counter-flow vibrating pulse gas |
JP2000074561A (en) * | 1998-08-28 | 2000-03-14 | Toshiba Mach Co Ltd | Method and device for drying slurry material to be dyied |
DE60114863T2 (en) * | 2000-08-22 | 2006-09-14 | Green Farm Energy A/S Af Juli 2004, Laurbjerg | CONCEPT FOR SEPARATION OF BATTERY AND PRODUCTION OF BIOGAS |
CN100455679C (en) * | 2001-09-27 | 2009-01-28 | 新日本制铁株式会社 | Method for drying molding containing oxidized metal, method for reducing oxidized metal and rotary hearty type metal reduction furnace |
US7404262B2 (en) * | 2004-10-12 | 2008-07-29 | Pesco, Inc. | Heat-moisture control in agricultural-product production using moisture from water vapor extraction |
CN1775700A (en) * | 2004-11-16 | 2006-05-24 | 天津创业环保股份有限公司 | Method for dry-treating municipal sludge by biological dehydrating machinery |
CN100475729C (en) * | 2006-06-28 | 2009-04-08 | 广州普得环保设备有限公司 | Sludge carrier drying process |
CN100497216C (en) * | 2007-01-19 | 2009-06-10 | 广州普得环保设备有限公司 | Modified tempering method in sludge treatment process and application thereof |
CN101224912B (en) * | 2008-01-25 | 2011-03-23 | 广州普得环保设备有限公司 | Method for drying sludge |
US8236535B2 (en) * | 2008-04-30 | 2012-08-07 | Xyleco, Inc. | Processing biomass |
US8178461B2 (en) * | 2008-12-30 | 2012-05-15 | Chevron U.S.A. Inc | Thermal treatment processes for spent hydroprocessing catalyst |
US20100199514A1 (en) * | 2009-02-10 | 2010-08-12 | Vermont Organics Reclamation Inc. | Optimized apparatus and method for manure management |
-
2008
- 2008-01-25 CN CN2008100260395A patent/CN101224912B/en active Active
- 2008-05-28 US US12/863,443 patent/US8387275B2/en active Active
- 2008-05-28 JP JP2010543360A patent/JP2011511703A/en active Pending
- 2008-05-28 EP EP08757530A patent/EP2236467A4/en not_active Withdrawn
- 2008-05-28 AU AU2008349041A patent/AU2008349041B2/en not_active Ceased
- 2008-05-28 CA CA2712822A patent/CA2712822C/en active Active
- 2008-05-28 WO PCT/CN2008/071117 patent/WO2009094868A1/en active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB711096A (en) * | 1951-05-24 | 1954-06-23 | Comb Eng Superheater Inc | Improvements in or relating to apparatus for drying and incinerating sewage sludge and similar materials |
EP0473943A1 (en) * | 1990-09-07 | 1992-03-11 | Deutsche Babcock Anlagen Gmbh | Process and installation for the treatment of sludge for disposal |
US5435923A (en) * | 1992-03-20 | 1995-07-25 | Bio Gro Systems, Inc. | Method for the treatment of sewage sludge and the like |
DE19548494C1 (en) * | 1995-12-22 | 1997-07-10 | Klaus Dr Steier | Sludge drying process and assembly keeps mixture below 65 per cent dry matter |
AT412578B (en) * | 2001-10-12 | 2005-04-25 | Andritz Ag Maschf | Method for drying sewage sludge comprises feeding some hot dry sludge back into wet sludge, recirculated sludge being taken from zone with low dust content, while final product is extracted from zone with high dust content |
Non-Patent Citations (1)
Title |
---|
See also references of WO2009094868A1 * |
Also Published As
Publication number | Publication date |
---|---|
JP2011511703A (en) | 2011-04-14 |
AU2008349041A1 (en) | 2009-08-06 |
CN101224912A (en) | 2008-07-23 |
AU2008349041B2 (en) | 2012-02-09 |
EP2236467A1 (en) | 2010-10-06 |
CA2712822C (en) | 2014-07-08 |
CN101224912B (en) | 2011-03-23 |
CA2712822A1 (en) | 2009-08-06 |
WO2009094868A1 (en) | 2009-08-06 |
US20100293808A1 (en) | 2010-11-25 |
US8387275B2 (en) | 2013-03-05 |
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Legal Events
Date | Code | Title | Description |
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR |
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AX | Request for extension of the european patent |
Extension state: AL BA MK RS |
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17P | Request for examination filed |
Effective date: 20100818 |
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DAX | Request for extension of the european patent (deleted) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20120917 |
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RIC1 | Information provided on ipc code assigned before grant |
Ipc: C02F 11/12 20060101AFI20120911BHEP Ipc: B09B 3/00 20060101ALI20120911BHEP |
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RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: GUANGZHOU NEW EXTEND RISING ENVIRONMENTAL PROTECTI |
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17Q | First examination report despatched |
Effective date: 20141124 |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
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18D | Application deemed to be withdrawn |
Effective date: 20150408 |